package com.itheima.controller;

import com.alibaba.dubbo.config.annotation.Reference;
import com.alibaba.fastjson.JSON;
import com.itheima.constant.MessageConstant;
import com.itheima.constant.RedisMessageConstant;
import com.itheima.entity.Result;
import com.itheima.pojo.Member;
import com.itheima.service.MemberService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import redis.clients.jedis.JedisPool;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletResponse;
import java.util.Date;
import java.util.Map;

/**
 * 会员登陆
 */
@RestController
@RequestMapping("/member")
public class MemberController {
    @Autowired
    private JedisPool jedisPool;
    @Reference
    private MemberService memberService;

    //登陆
    @RequestMapping("/login")
    public Result login(@RequestBody Map map, HttpServletResponse response) {
        String telephone = (String) map.get("telephone");
        String validateCode = (String) map.get("validateCode");
        //从redis中获取验证码
        String validateCode_redis = jedisPool.getResource().get(telephone + RedisMessageConstant.SENDTYPE_LOGIN);
        if (validateCode_redis == null || !validateCode.equals(validateCode_redis)) {
            //验证码输入错误
            return new Result(false, MessageConstant.VALIDATECODE_ERROR);
        } else {
            //验证码输入正确，判断该用户是不是会员
            Member member = memberService.findByTelephone(telephone);
            if (member == null) {
                //没有找到该会员，则自动注册成为会员
                member = new Member();
                member.setPhoneNumber(telephone);
                member.setRegTime(new Date());
                memberService.add(member);
            }
            //登陆成功，写入cookie，跟踪用户
            Cookie cookie = new Cookie("login_member_telephone", telephone);
            cookie.setPath("/");//多个web项目间cookie可共享
            cookie.setMaxAge(60 * 60 * 24 * 30);//存活时间
            response.addCookie(cookie);
            //保存会员信息到redis中
            String member_redis = JSON.toJSON(member).toString();
            jedisPool.getResource().setex(telephone, 60 * 30, member_redis);
            return new Result(true, MessageConstant.LOGIN_SUCCESS);
        }
    }
}
